Finding the Fourth Proportional to 773,139.10, 1,157,740.35 and 737,709.70
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Solution
The fourth proportional to 773,139.10, 1,157,740.35 and 737,709.70 is: 1,104,686.45
Step by Step Solution
- Step 1: Write the proportion equation
773,139.10 : 1,157,740.35 = 737,709.70 : x - Step 2: Convert to fraction form
773,139.10/1,157,740.35 = 737,709.70/x - Step 3: Cross multiply
773,139.10x = 1,157,740.35 × 737,709.70 - Step 4: Simplify right side
773,139.10x = 854,076,286,276.40 - Step 5: Solve for x
x = 854,076,286,276.40/773,139.10 - Step 6: Final answer
x = 1,104,686.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.